Update README.md

remove travis badge

Author: luc-github

README.md

@@ -3,7 +3,7 @@
 [![All Contributors](https://img.shields.io/badge/all_contributors-31-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 
-[Latest stable release ![Release Version](https://img.shields.io/github/v/release/luc-github/ESP3D-WEBUI?color=green&include_prereleases&style=plastic) ![Release Date](https://img.shields.io/github/release-date/luc-github/ESP3D-WEBUI.svg?style=plastic)](https://github.com/luc-github/ESP3D-WEBUI/releases/latest/) [![Travis (.org) branch](https://img.shields.io/travis/luc-github/ESP3D-WEBUI/2.1?style=plastic)](https://travis-ci.org/github/luc-github/ESP3D-WEBUI)   
+[Latest stable release ![Release Version](https://img.shields.io/github/v/release/luc-github/ESP3D-WEBUI?color=green&include_prereleases&style=plastic) ![Release Date](https://img.shields.io/github/release-date/luc-github/ESP3D-WEBUI.svg?style=plastic)](https://github.com/luc-github/ESP3D-WEBUI/releases/latest/)   
 
 [Latest development version ![Development Version](https://img.shields.io/badge/Devt-v3.0-yellow?style=plastic) ![GitHub last commit (branch)](https://img.shields.io/github/last-commit/luc-github/ESP3D-WEBUI/3.0?style=plastic)](https://github.com/luc-github/ESP3D-WEBUI/tree/3.0) [![github-ci](https://github.com/luc-github/ESP3D-WeBUI/workflows/build-ci/badge.svg)](https://github.com/luc-github/ESP3D-WEBUI/actions/workflows/build-ci.yml) [![Project Page ESP3D 3.0](https://img.shields.io/badge/Project%20page-ESP3D%203.0-blue?style=plastic)](https://github.com/users/luc-github/projects/1/views/1)